14909278619 has 2 divisors, whose sum is σ = 14909278620. Its totient is φ = 14909278618.

The previous prime is 14909278607. The next prime is 14909278627. The reversal of 14909278619 is 91687290941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14909278619 - 2⁴ = 14909278603 is a prime.

It is a super-2 number, since 2×14909278619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14909278669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7454639309 + 7454639310.

It is an arithmetic number, because the mean of its divisors is an integer number (7454639310).

Almost surely, 2^14909278619 is an apocalyptic number.

14909278619 is a deficient number, since it is larger than the sum of its proper divisors (1).

14909278619 is an equidigital number, since it uses as much as digits as its factorization.

14909278619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The spelling of 14909278619 in words is "fourteen billion, nine hundred nine million, two hundred seventy-eight thousand, six hundred nineteen".